10-day forecast for Allen, SD: 29° to 81°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
81°
Best day: Friday, October 23
42° · 0.16 in
Worst day: Sunday, October 25
Tap any day below to see morning, afternoon, evening and overnight.
Thu, 2278° / 49°0
Morning57°feels 56°
Afternoon78°feels 77°
Evening67°feels 66°
Overnight51°feels 49°
78 °
Allen, Thursday, 22 October
Clear. High 78°, low 49°.
Pressure29.94 inHg
Wind15.8 mph S
Humidity50%
Visibility6.2 mi
Dew point55°
Fri, 2381° / 61°0
Morning63°feels 63°
Afternoon80°feels 80°
Evening65°feels 64°
Overnight62°feels 62°
81 °
Allen, Friday, 23 October
Partly cloudy. High 81°, low 61°.
Pressure29.68 inHg
Wind14.7 mph S
Humidity44%
Visibility6.2 mi
Dew point53°
Sat, 2461° / 44°0.23
Morning46°feels 39°
Afternoon48°feels 42°
Evening45°feels 41°
Overnight58°feels 57°
61 °
Allen, Saturday, 24 October
Light rain. High 61°, low 44°.
Pressure30.33 inHg
Wind14.4 mph N
Humidity91%
Visibility2.7 mi
Dew point41°
Sun, 2542° / 39°0.16
Morning42°feels 38°
Afternoon41°feels 37°
Evening40°feels 35°
Overnight40°feels 36°
42 °
Allen, Sunday, 25 October
Light rain. High 42°, low 39°.
Pressure30.45 inHg
Wind7 mph NE
Humidity84%
Visibility—
Dew point37°
Mon, 2640° / 35°0.1
Morning38°feels 31°
Afternoon40°feels 34°
Evening38°feels 33°
Overnight36°feels 30°
40 °
Allen, Monday, 26 October
Light rain. High 40°, low 35°.
Pressure30.56 inHg
Wind10.9 mph NE
Humidity70%
Visibility—
Dew point31°
Tue, 2747° / 29°0
Morning33°feels 26°
Afternoon43°feels 37°
Evening41°feels 34°
Overnight37°feels 29°
47 °
Allen, Tuesday, 27 October
Mostly clear. High 47°, low 29°.
Pressure30.39 inHg
Wind15.3 mph S
Humidity56%
Visibility—
Dew point27°
Wed, 2848° / 37°0
Morning40°feels 30°
Afternoon45°feels 38°
Evening40°feels 37°
Overnight37°feels 35°
48 °
Allen, Wednesday, 28 October
Partly cloudy. High 48°, low 37°.
Pressure30.36 inHg
Wind20 mph NW
Humidity37%
Visibility—
Dew point20°
Thu, 2955° / 37°0
Morning42°feels 38°
Afternoon51°feels 47°
Evening47°feels 43°
Overnight43°feels 38°
55 °
Allen, Thursday, 29 October
Overcast. High 55°, low 37°.
Pressure30.15 inHg
Wind8.5 mph SE
Humidity37%
Visibility—
Dew point24°
Fri, 3065° / 41°0
Morning47°feels 41°
Afternoon60°feels 57°
Evening55°feels 51°
Overnight51°feels 47°
65 °
Allen, Friday, 30 October
Clear. High 65°, low 41°.
Pressure29.65 inHg
Wind18.2 mph S
Humidity32%
Visibility—
Dew point28°
About this forecast
How reliable is a 10-day forecast?
The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.
What does the time-of-day table show?
Temperature in Allen, SD around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime high against precipitation: a warm, dry day scores highest.